{"nhtsa_id":10190761,"type":"service_bulletin","type_name":"Service bulletin","date_added":"2021-04-26","date":"2021-03-01","document_id":"N202307990","mfr_campaign":null,"replaces":null,"component":"ELECTRICAL SYSTEM; POWER TRAIN; LANE DEPARTURE","mfr_system":null,"summary":"Customer Satisfaction program - certain vehicles may have a condition related to the high voltage battery which could gradually lose the ability to maintain voltage. If battery concerns are not addressed, the vehicle could enter a reduced propulsion mode while driving, or lose propulsion, or it may not start. Dealers are to update the Hybrid Powertrain Control Module 2 (HPCM2). This software update is intended to increase the amount of warning time provided.","document":{"url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190761-0001.pdf","alternate_url":"https://static.nhtsa.gov/odi/tsbs/2021/MC-10190761-9999.pdf","confirmed":false},"url":"https://open.wenmarpro.com/bulletins/10190761","components":[{"id":"driver-assistance","name":"Driver assistance","parent":null},{"id":"electrical","name":"Electrical system","parent":null},{"id":"powertrain","name":"Transmission and driveline","parent":null}],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"VOLT","year_from":2016,"year_to":2018,"match":"exact","vehicle_ids":["2016_chevrolet_volt","2017_chevrolet_volt","2018_chevrolet_volt"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}